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Drive bays
Latch This multipurpose blue latch releases or locks the drive CRU in place.
Tray handle
Fault LED (amber)
Activity LED (green)
Drive CRU
Rear controls, indicators, and connectors
Two hot-swap power supplies with built-in fans and two environmental services
monitor (ESM) boards are accessible from the back of the storage unit. These
components contain several user indicators and connectors.
Power-supply controls, indicators, and connectors
The following is a list of the controls, indicators, and connectors at back of the
storage unit. A description of each item is included:
AC power LED (green)
Thumbscrews
AC power connector
Power-supply/Fan CRU
filler panels and save them for later use. Each of the 14 bays must always
contain either a filler panel or a drive CRU.
There are 14 drive bays that contain either a drive CRU or a filler panel.
You can use this multipurpose handle to insert or remove a drive CRU.
Each drive CRU has a fault LED. When lit, this amber LED indicates a drive
failure. When flashing, this amber LED indicates that a drive Identify or
Rebuild is in progress.
Each drive CRU has an activity LED. When flashing, this green LED
indicates drive activity.
You can install up to 14 hot-swap drive CRUs in the storage unit. Each
drive CRU consists of a slim hard disk drive and tray.
Handle
DC power LED (green)
Fault LED (amber)
Loosen the thumbscrews to remove or install a power supply.
The power cord for the power supply connects here.
The two hot-swap power supplies with built-in fans are located on the back
of the storage unit.
Thumbscrews
AC power connector
Power
on/off
switch
Power
supply/Fan CRU
Thumbscrews
AC power connector
Power
on/off
switch
Power
supply/Fan CRU
Chapter 1. Introduction
Handle
5
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